add constants to version updater

src/Client.js

@@ -6,6 +6,7 @@ const moduleRaid = require('@pedroslopez/moduleraid/moduleraid');
 
 const Util = require('./util/Util');
 const InterfaceController = require('./util/InterfaceController');
+const { getIndexForVersion } = require('./util/VersionResolver');
 const { WhatsWebURL, DefaultOptions, Events, WAState } = require('./util/Constants');
 const { ExposeStore, LoadUtils } = require('./util/Injected');
 const ChatFactory = require('./factories/ChatFactory');
@@ -108,6 +109,7 @@ class Client extends EventEmitter {
         this.pupPage = page;
 
         await this.authStrategy.afterBrowserInitialized();
+        await this.initVersionOverride();
 
         await page.goto(WhatsWebURL, {
             waitUntil: 'load',
@@ -562,6 +564,22 @@ class Client extends EventEmitter {
         });
     }
 
+    async initVersionOverride() {
+        const version = this.options.webVersion;
+        await this.pupPage.setRequestInterception(true);
+        this.pupPage.on('request', async (req) => {
+            if(req.url() === WhatsWebURL) {
+                req.respond({
+                    status: 200,
+                    contentType: 'text/html',
+                    body: await getIndexForVersion(version)
+                });
+            } else {
+                req.continue();
+            }
+        });
+    }
+
     /**
      * Closes the client
      */

src/util/Constants.js

@@ -7,6 +7,7 @@ exports.DefaultOptions = {
         headless: true,
         defaultViewport: null
     },
+    webVersion: '2.2244.6',
     authTimeoutMs: 0,
     qrMaxRetries: 0,
     takeoverOnConflict: false,

src/util/VersionResolver.js

@@ -0,0 +1,16 @@
+const fetch = require('node-fetch');
+
+const VERSION_ARCHIVE_URL = 'https://archive.wwebjs.dev/web-index';
+
+class VersionResolveError extends Error { }
+
+const getIndexForVersion = async (version) => {
+    const cachedRes = await fetch(`${VERSION_ARCHIVE_URL}/${version}`);
+    if(!cachedRes.ok) throw new VersionResolveError(`Couldn't load app for version ${version} from the archive`);
+    return cachedRes.text();
+};
+
+module.exports = {
+    VersionResolveError,
+    getIndexForVersion
+};

tools/version-checker/update-version

@@ -18,15 +18,24 @@ const getCurrentVersion = () => {
     }
 };
 
-const updateVersion = async (oldVersion, newVersion) => {
-    const readmePath = '../../README.md';
-  
-    const readme = fs.readFileSync(readmePath);  
-    const newReadme = readme.toString().replaceAll(oldVersion, newVersion);
+const updateInFile = (filePath, oldVersion, newVersion) => {
+    const originalFile = fs.readFileSync(filePath);  
+    const newFile = originalFile.toString().replaceAll(oldVersion, newVersion);
 
-    fs.writeFileSync(readmePath, newReadme);
-    fs.writeFileSync('./.version', newVersion);
-    
+    fs.writeFileSync(filePath, newFile);
+};
+
+const updateVersion = async (oldVersion, newVersion) => {
+    const filesToUpdate = [
+        '../../src/util/Constants.js',
+        '../../README.md',
+    ];
+
+    for (const file of filesToUpdate) {
+        updateInFile(file, oldVersion, newVersion);
+    }
+
+    fs.writeFileSync('./.version', newVersion);  
 };
 
 (async () => {